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OpenStudy (skypie13):
Will medal and fan if correct! Which expression is equivalent to 21 + 49? 7(3 + 49) 7(3 + 7) 7(14 + 42) 7(14 + 49)
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OpenStudy (zrock):
the second one
OpenStudy (skypie13):
Thanks ;)
OpenStudy (zrock):
no problem
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